当我运行Rails控制台时出现错误，其他所有东西似乎都运行良好。我可以启动服务器而没有任何错误日志。
Running via Spring preloader in process 13744
Traceback (most recent call last):
24: from -e:1:in `<main>'
23: from /usr/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require'
22: from /usr/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in `require'
21: from /usr/lib/ruby/gems/2.6.0/gems/activesupport-5.0.7/lib/active_support/dependencies.rb:287:in `load'
20: from /usr/lib/ruby/gems/2.6.0/gems/activesupport-5.0.7/lib/active_support/dependencies.rb:259:in `load_dependency'
19: from /usr/lib/ruby/gems/2.6.0/gems/activesupport-5.0.7/lib/active_support/dependencies.rb:287:in `block in load'
18: from /usr/lib/ruby/gems/2.6.0/gems/activesupport-5.0.7/lib/active_support/dependencies.rb:287:in `load'
17: from /home/archie/work/Hostel-Allotment-System/bin/rails:9:in `<top (required)>'
16: from /usr/lib/ruby/gems/2.6.0/gems/activesupport-5.0.7/lib/active_support/dependencies.rb:293:in `require'
15: from /usr/lib/ruby/gems/2.6.0/gems/activesupport-5.0.7/lib/active_support/dependencies.rb:259:in `load_dependency'
14: from /usr/lib/ruby/gems/2.6.0/gems/activesupport-5.0.7/lib/active_support/dependencies.rb:293:in `block in require'
13: from /usr/lib/ruby/gems/2.6.0/gems/activesupport-5.0.7/lib/active_support/dependencies.rb:293:in `require'
12: from /usr/lib/ruby/gems/2.6.0/gems/railties-5.0.7/lib/rails/commands.rb:18:in `<top (required)>'
11: from /usr/lib/ruby/gems/2.6.0/gems/railties-5.0.7/lib/rails/commands/commands_tasks.rb:49:in `run_command!'
10: from /usr/lib/ruby/gems/2.6.0/gems/railties-5.0.7/lib/rails/commands/commands_tasks.rb:68:in `console'
9: from /usr/lib/ruby/gems/2.6.0/gems/railties-5.0.7/lib/rails/commands/commands_tasks.rb:138:in `require_command!'
8: from /usr/lib/ruby/gems/2.6.0/gems/activesupport-5.0.7/lib/active_support/dependencies.rb:293:in `require'
7: from /usr/lib/ruby/gems/2.6.0/gems/activesupport-5.0.7/lib/active_support/dependencies.rb:259:in `load_dependency'
6: from /usr/lib/ruby/gems/2.6.0/gems/activesupport-5.0.7/lib/active_support/dependencies.rb:293:in `block in require'
5: from /usr/lib/ruby/gems/2.6.0/gems/activesupport-5.0.7/lib/active_support/dependencies.rb:293:in `require'
4: from /usr/lib/ruby/gems/2.6.0/gems/railties-5.0.7/lib/rails/commands/console.rb:2:in `<top (required)>'
3: from /usr/lib/ruby/gems/2.6.0/gems/activesupport-5.0.7/lib/active_support/dependencies.rb:293:in `require'
2: from /usr/lib/ruby/gems/2.6.0/gems/activesupport-5.0.7/lib/active_support/dependencies.rb:259:in `load_dependency'
1: from /usr/lib/ruby/gems/2.6.0/gems/activesupport-5.0.7/lib/active_support/dependencies.rb:293:in `block in require'
/usr/lib/ruby/gems/2.6.0/gems/activesupport-5.0.7/lib/active_support/dependencies.rb:293:in `require': cannot load such file -- irb (LoadError)
我已经安装了irb
$ whereis irb 1 ↵
irb: /home/archie/.rbenv/shims/irb /home/archie/.gem/ruby/2.6.0/bin/irb
并将其添加到路径。